front 1 The secretions of the adrenal medulla act to supplement the effects of | back 1 sympathetic stimulation |
front 2 Which of the following does not describe the ANS? | back 2 a system of motor neurons that innervates all muscle cells |
front 3 Preparing the body for the "fight-or-flight" response is the role of the | back 3 sympathetic nervous system |
front 4 The somatic and autonomic nervous systems differ in all of the following except | back 4 all of the neurotransmitters |
front 5 A drug that might be used specifically to reduce heart rate in cardiac patients could be | back 5 a beta-blocker |
front 6 The parasympathetic ganglion that serves the eye is the | back 6 ciliary ganglion |
front 7 Cardiovascular effects of the sympathetic division include all except | back 7 dilation of the blood vessels serving the skin and digestive viscera |
front 8 Over 90% of all parasympathetic fibers are derived from cranial nerve number | back 8 X |
front 9 The "resting and digesting" division of the autonomic nervous system is the | back 9 parasympathetic division |
front 10 Control of temperature, endocrine activity, and thirst are functions associated with the | back 10 hypothalamus |
front 11 Which of these effectors is not directly controlled by the autonomic nervous system? | back 11 skeletal muscle |
front 12 Which of the following is not a result of parasympathetic stimulation? | back 12 dilation of the pupils |
front 13 Which of the following statements is not true? | back 13 Sympathetic origin is craniosacral; parasympathetic is thoracolumba |
front 14 Sympathetic responses generally are widespread because | back 14 NE and epinephrine are secreted into the blood as part of the sympathetic response |
front 15 Sympathetic nerves may leave the spinal cord at which vertebra? | back 15 first thoracic |
front 16 Autonomic ganglia contain | back 16 the cell bodies of motor nuerons |
front 17 The parasympathetic fibers of the ___ nerves innervate smooth muscles of the eye that cause the lenses to bulge to accommodate close vision. | back 17 oculomotor |
front 18 Fibers that enter and leave the sympathetic chain without synapsing form structures called | back 18 splanchnic nerves |
front 19 Which of the following is not a plexus of the vagus nerve? | back 19 celiac |
front 20 Visceral reflex arcs differ from somatic in that | back 20 visceral arcs involve two motor neurons |
front 21 The parasympathetic tone | back 21 determines normal activity of the urinary tract |
front 22 Once a sympathetic preganglionic axon reaches a trunk ganglion, it can do all but which one of the following? | back 22 synapse with a parasympathetic neuron in the same trunk ganglion |
front 23 The white rami communicantes | back 23 carry preganglionic axons to the sympathetic chain |
front 24 Beta-blockers | back 24 decrease heart rate and blood pressure |
front 25 Erection of the penis or clitoris | back 25 is primarily under parasympathetic control |
front 26 Which is a uniquely sympathetic function? | back 26 regulation of body temperature |
front 27 Raynaud's disease | back 27 is characterized by exaggerated vasoconstriction in the extremities |
front 28 Autonomic dysreflexia | back 28 involves uncontrolled activation of autonomic neurons |
front 29 Which sympathetic fibers form the splanchnic nerve? | back 29 those that pass through the trunk ganglion to synapse in collateral or prevertebral ganglia |
front 30 In aging, autonomic inefficiency is often due to | back 30 clogging of preganglionic axon terminals with filaments |
front 31 Where would you not find an autonomic ganglion? | back 31 in the armpit |
front 32 Sympathetic division stimulation causes | back 32 increased blood glucose, decreased GI peristalsis, and increased heart rate and blood pressure |
front 33 The smooth muscle of the digestive viscera is served largely by the | back 33 tenth cranial nerve |
front 34 The route of major parasympathetic outflow from the head is via the | back 34 vagus nerve |
front 35 Parasympathetic functions include | back 35 lens accommodation for close vision |
front 36 Emotions influence autonomic reactions primarily through integration in the | back 36 hypothalumus |
front 37 The possibility of some control over autonomic responses is demonstrated by | back 37 biofeedback |
front 38 The vagus nerve does not innervate the | back 38 parotid gland |